Set up comprehensive frontend testing infrastructure

- Install Jest for unit testing with React Testing Library
- Install Playwright for end-to-end testing
- Configure Jest with proper TypeScript support and module mapping
- Create test setup files and utilities for both unit and e2e tests

Components:
* Jest configuration with coverage thresholds
* Playwright configuration with browser automation
* Unit tests for LoginForm, AuthContext, and useSocketIO hook
* E2E tests for authentication, dashboard, and agents workflows
* GitHub Actions workflow for automated testing
* Mock data and API utilities for consistent testing
* Test documentation with best practices

Testing features:
- Unit tests with 70% coverage threshold
- E2E tests with API mocking and user journey testing
- CI/CD integration for automated test runs
- Cross-browser testing support with Playwright
- Authentication system testing end-to-end

🚀 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/node_modules/parse-json/package.json

@@ -0,0 +1,45 @@
+{
+	"name": "parse-json",
+	"version": "5.2.0",
+	"description": "Parse JSON with more helpful errors",
+	"license": "MIT",
+	"repository": "sindresorhus/parse-json",
+	"funding": "https://github.com/sponsors/sindresorhus",
+	"author": {
+		"name": "Sindre Sorhus",
+		"email": "sindresorhus@gmail.com",
+		"url": "https://sindresorhus.com"
+	},
+	"engines": {
+		"node": ">=8"
+	},
+	"scripts": {
+		"test": "xo && nyc ava"
+	},
+	"files": [
+		"index.js",
+		"vendor"
+	],
+	"keywords": [
+		"parse",
+		"json",
+		"graceful",
+		"error",
+		"message",
+		"humanize",
+		"friendly",
+		"helpful",
+		"string"
+	],
+	"dependencies": {
+		"@babel/code-frame": "^7.0.0",
+		"error-ex": "^1.3.1",
+		"json-parse-even-better-errors": "^2.3.0",
+		"lines-and-columns": "^1.1.6"
+	},
+	"devDependencies": {
+		"ava": "^1.4.1",
+		"nyc": "^14.1.1",
+		"xo": "^0.24.0"
+	}
+}